if (document.images) {
  		   web1on = new Image();         
           web1on.src = "../../images/navproon.gif";            
           web2on = new Image(); 
           web2on.src = "../../images/navipon.gif";
           web3on = new Image();
           web3on.src = "../../images/navenron.gif";
           web4on = new Image();
           web4on.src = "../../images/navseron.gif";
           web5on = new Image();
           web5on.src = "../../images/navcalon.gif";
           web6on = new Image();
           web6on.src = "../../images/navreson.gif";
           web7on = new Image();
           web7on.src = "../../images/navcamon.gif";
		   web8on = new Image();
           web8on.src = "../../images/navfouon.gif";
           web9on = new Image();
           web9on.src = "../../images/navhomon.gif";
           
            web1off = new Image();       
            web1off.src = "../../images/navproof.gif";            
            web2off = new Image();
            web2off.src = "../../images/navipof.gif";
            web3off = new Image();
            web3off.src = "../../images/navenrof.gif";
            web4off = new Image();
            web4off.src = "../../images/navserof.gif";
            web5off = new Image();
            web5off.src = "../../images/navcalof.gif";             
            web6off = new Image();
            web6off.src = "../../images/navresof.gif";
            web7off = new Image();
            web7off.src = "../../images/navcamof.gif";
			web8off = new Image();
            web8off.src = "../../images/navfouof.gif";
            web9off = new Image();
            web9off.src = "../../images/navhomof.gif";
	}
	
function act(imgName){
  if (document.images)
  	if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) == 4)){
   document.layers.drag.document[imgName].src = eval(imgName + 'on.src');}
	else
	document[imgName].src = eval(imgName + 'on.src');
}

function inact(imgName) {
  if (document.images)
  	if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) == 4)){
	document.layers.drag.document[imgName].src = eval(imgName + 'off.src');}
	else
	document[imgName].src = eval(imgName + 'off.src');
}